Bailey, Jill How Caterpillars Turn Into Butterflies.
Gerholdt, James E. Butterflies.
Hibbert, Clare. The life of a butterfly.
Rockwell, Anne Becoming Butterflies.
Earthworms
Cronin, Doreen. Diary of a worm.
Himmelman, John Earthworm's Life.
Kalman, Bobbie. Life Cycle Of An Earthworm.
Loewen, Nancy Garden Wigglers: Earthworms In Your Backyard.
Llewellyn, Claire. Earthworms.
Bailey, Jill How Caterpillars Turn Into Butterflies.
Gerholdt, James E. Butterflies.
Hibbert, Clare. The life of a butterfly.
Rockwell, Anne Becoming Butterflies.
Earthworms
Cronin, Doreen. Diary of a worm.
Himmelman, John Earthworm's Life.
Kalman, Bobbie. Life Cycle Of An Earthworm.
Loewen, Nancy Garden Wigglers: Earthworms In Your Backyard.
Llewellyn, Claire. Earthworms.